39991952

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:277

約数の個数: 120

約数和(自身を含む): 105284928

約数和(自身を除く): 65292976

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 121, 143, 154, 176, 182, 208, 227, 242, 286, 308, 364, 454, 484, 572, 616, 728, 847, 908, 968, 1001, 1144, 1232, 1456, 1573, 1589, 1694, 1816, 1936, 2002, 2288, 2497, 2951, 3146, 3178, 3388, 3632, 4004, 4994, 5902, 6292, 6356, 6776, 8008, 9988, 11011, 11804, 12584, 12712, 13552, 16016, 17479, 19976, 20657, 22022, 23608, 25168, 25424, 27467, 32461, 34958, 39952, 41314, 44044, 47216, 54934, 64922, 69916, 82628, 88088, 109868, 129844, 139832, 165256, 176176, 192269, 219736, 227227, 259688, 279664, 330512, 357071, 384538, 439472, 454454, 519376, 714142, 769076, 908908, 1428284, 1538152, 1817816, 2499497, 2856568, 3076304, 3635632, 4998994, 5713136, 9997988, 19995976, 39991952]

約数ペア:

[(1, 39991952), (2, 19995976), (4, 9997988), (7, 5713136), (8, 4998994), (11, 3635632), (13, 3076304), (14, 2856568), (16, 2499497), (22, 1817816), (26, 1538152), (28, 1428284), (44, 908908), (52, 769076), (56, 714142), (77, 519376), (88, 454454), (91, 439472), (104, 384538), (112, 357071), (121, 330512), (143, 279664), (154, 259688), (176, 227227), (182, 219736), (208, 192269), (227, 176176), (242, 165256), (286, 139832), (308, 129844), (364, 109868), (454, 88088), (484, 82628), (572, 69916), (616, 64922), (728, 54934), (847, 47216), (908, 44044), (968, 41314), (1001, 39952), (1144, 34958), (1232, 32461), (1456, 27467), (1573, 25424), (1589, 25168), (1694, 23608), (1816, 22022), (1936, 20657), (2002, 19976), (2288, 17479), (2497, 16016), (2951, 13552), (3146, 12712), (3178, 12584), (3388, 11804), (3632, 11011), (4004, 9988), (4994, 8008), (5902, 6776), (6292, 6356)]